| OLD | NEW |
| 1 // Copyright 2006-2009 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2009 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
| (...skipping 1170 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 1181 // The result is discarded. | 1181 // The result is discarded. |
| 1182 } | 1182 } |
| 1183 | 1183 |
| 1184 | 1184 |
| 1185 void CodeGenerator::VisitDeclaration(Declaration* node) { | 1185 void CodeGenerator::VisitDeclaration(Declaration* node) { |
| 1186 #ifdef DEBUG | 1186 #ifdef DEBUG |
| 1187 int original_height = frame_->height(); | 1187 int original_height = frame_->height(); |
| 1188 #endif | 1188 #endif |
| 1189 VirtualFrame::SpilledScope spilled_scope; | 1189 VirtualFrame::SpilledScope spilled_scope; |
| 1190 Comment cmnt(masm_, "[ Declaration"); | 1190 Comment cmnt(masm_, "[ Declaration"); |
| 1191 CodeForStatementPosition(node); | |
| 1192 Variable* var = node->proxy()->var(); | 1191 Variable* var = node->proxy()->var(); |
| 1193 ASSERT(var != NULL); // must have been resolved | 1192 ASSERT(var != NULL); // must have been resolved |
| 1194 Slot* slot = var->slot(); | 1193 Slot* slot = var->slot(); |
| 1195 | 1194 |
| 1196 // If it was not possible to allocate the variable at compile time, | 1195 // If it was not possible to allocate the variable at compile time, |
| 1197 // we need to "declare" it at runtime to make sure it actually | 1196 // we need to "declare" it at runtime to make sure it actually |
| 1198 // exists in the local context. | 1197 // exists in the local context. |
| 1199 if (slot != NULL && slot->type() == Slot::LOOKUP) { | 1198 if (slot != NULL && slot->type() == Slot::LOOKUP) { |
| 1200 // Variables with a "LOOKUP" slot were introduced as non-locals | 1199 // Variables with a "LOOKUP" slot were introduced as non-locals |
| 1201 // during variable resolution and must have mode DYNAMIC. | 1200 // during variable resolution and must have mode DYNAMIC. |
| (...skipping 1602 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 2804 ASSERT(frame_->height() == original_height + 1); | 2803 ASSERT(frame_->height() == original_height + 1); |
| 2805 } | 2804 } |
| 2806 | 2805 |
| 2807 | 2806 |
| 2808 void CodeGenerator::VisitAssignment(Assignment* node) { | 2807 void CodeGenerator::VisitAssignment(Assignment* node) { |
| 2809 #ifdef DEBUG | 2808 #ifdef DEBUG |
| 2810 int original_height = frame_->height(); | 2809 int original_height = frame_->height(); |
| 2811 #endif | 2810 #endif |
| 2812 VirtualFrame::SpilledScope spilled_scope; | 2811 VirtualFrame::SpilledScope spilled_scope; |
| 2813 Comment cmnt(masm_, "[ Assignment"); | 2812 Comment cmnt(masm_, "[ Assignment"); |
| 2814 CodeForStatementPosition(node); | |
| 2815 | 2813 |
| 2816 { Reference target(this, node->target()); | 2814 { Reference target(this, node->target()); |
| 2817 if (target.is_illegal()) { | 2815 if (target.is_illegal()) { |
| 2818 // Fool the virtual frame into thinking that we left the assignment's | 2816 // Fool the virtual frame into thinking that we left the assignment's |
| 2819 // value on the frame. | 2817 // value on the frame. |
| 2820 __ mov(r0, Operand(Smi::FromInt(0))); | 2818 __ mov(r0, Operand(Smi::FromInt(0))); |
| 2821 frame_->EmitPush(r0); | 2819 frame_->EmitPush(r0); |
| 2822 ASSERT(frame_->height() == original_height + 1); | 2820 ASSERT(frame_->height() == original_height + 1); |
| 2823 return; | 2821 return; |
| 2824 } | 2822 } |
| (...skipping 79 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 2904 | 2902 |
| 2905 void CodeGenerator::VisitCall(Call* node) { | 2903 void CodeGenerator::VisitCall(Call* node) { |
| 2906 #ifdef DEBUG | 2904 #ifdef DEBUG |
| 2907 int original_height = frame_->height(); | 2905 int original_height = frame_->height(); |
| 2908 #endif | 2906 #endif |
| 2909 VirtualFrame::SpilledScope spilled_scope; | 2907 VirtualFrame::SpilledScope spilled_scope; |
| 2910 Comment cmnt(masm_, "[ Call"); | 2908 Comment cmnt(masm_, "[ Call"); |
| 2911 | 2909 |
| 2912 ZoneList<Expression*>* args = node->arguments(); | 2910 ZoneList<Expression*>* args = node->arguments(); |
| 2913 | 2911 |
| 2914 CodeForStatementPosition(node); | |
| 2915 // Standard function call. | 2912 // Standard function call. |
| 2916 | |
| 2917 // Check if the function is a variable or a property. | 2913 // Check if the function is a variable or a property. |
| 2918 Expression* function = node->expression(); | 2914 Expression* function = node->expression(); |
| 2919 Variable* var = function->AsVariableProxy()->AsVariable(); | 2915 Variable* var = function->AsVariableProxy()->AsVariable(); |
| 2920 Property* property = function->AsProperty(); | 2916 Property* property = function->AsProperty(); |
| 2921 | 2917 |
| 2922 // ------------------------------------------------------------------------ | 2918 // ------------------------------------------------------------------------ |
| 2923 // Fast-case: Use inline caching. | 2919 // Fast-case: Use inline caching. |
| 2924 // --- | 2920 // --- |
| 2925 // According to ECMA-262, section 11.2.3, page 44, the function to call | 2921 // According to ECMA-262, section 11.2.3, page 44, the function to call |
| 2926 // must be resolved after the arguments have been evaluated. The IC code | 2922 // must be resolved after the arguments have been evaluated. The IC code |
| (...skipping 133 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 3060 VirtualFrame::SpilledScope spilled_scope; | 3056 VirtualFrame::SpilledScope spilled_scope; |
| 3061 Comment cmnt(masm_, "[ CallEval"); | 3057 Comment cmnt(masm_, "[ CallEval"); |
| 3062 | 3058 |
| 3063 // In a call to eval, we first call %ResolvePossiblyDirectEval to resolve | 3059 // In a call to eval, we first call %ResolvePossiblyDirectEval to resolve |
| 3064 // the function we need to call and the receiver of the call. | 3060 // the function we need to call and the receiver of the call. |
| 3065 // Then we call the resolved function using the given arguments. | 3061 // Then we call the resolved function using the given arguments. |
| 3066 | 3062 |
| 3067 ZoneList<Expression*>* args = node->arguments(); | 3063 ZoneList<Expression*>* args = node->arguments(); |
| 3068 Expression* function = node->expression(); | 3064 Expression* function = node->expression(); |
| 3069 | 3065 |
| 3070 CodeForStatementPosition(node); | |
| 3071 | |
| 3072 // Prepare stack for call to resolved function. | 3066 // Prepare stack for call to resolved function. |
| 3073 LoadAndSpill(function); | 3067 LoadAndSpill(function); |
| 3074 __ LoadRoot(r2, Heap::kUndefinedValueRootIndex); | 3068 __ LoadRoot(r2, Heap::kUndefinedValueRootIndex); |
| 3075 frame_->EmitPush(r2); // Slot for receiver | 3069 frame_->EmitPush(r2); // Slot for receiver |
| 3076 int arg_count = args->length(); | 3070 int arg_count = args->length(); |
| 3077 for (int i = 0; i < arg_count; i++) { | 3071 for (int i = 0; i < arg_count; i++) { |
| 3078 LoadAndSpill(args->at(i)); | 3072 LoadAndSpill(args->at(i)); |
| 3079 } | 3073 } |
| 3080 | 3074 |
| 3081 // Prepare stack for call to ResolvePossiblyDirectEval. | 3075 // Prepare stack for call to ResolvePossiblyDirectEval. |
| (...skipping 29 matching lines...) Expand all Loading... |
| 3111 ASSERT(frame_->height() == original_height + 1); | 3105 ASSERT(frame_->height() == original_height + 1); |
| 3112 } | 3106 } |
| 3113 | 3107 |
| 3114 | 3108 |
| 3115 void CodeGenerator::VisitCallNew(CallNew* node) { | 3109 void CodeGenerator::VisitCallNew(CallNew* node) { |
| 3116 #ifdef DEBUG | 3110 #ifdef DEBUG |
| 3117 int original_height = frame_->height(); | 3111 int original_height = frame_->height(); |
| 3118 #endif | 3112 #endif |
| 3119 VirtualFrame::SpilledScope spilled_scope; | 3113 VirtualFrame::SpilledScope spilled_scope; |
| 3120 Comment cmnt(masm_, "[ CallNew"); | 3114 Comment cmnt(masm_, "[ CallNew"); |
| 3121 CodeForStatementPosition(node); | |
| 3122 | 3115 |
| 3123 // According to ECMA-262, section 11.2.2, page 44, the function | 3116 // According to ECMA-262, section 11.2.2, page 44, the function |
| 3124 // expression in new calls must be evaluated before the | 3117 // expression in new calls must be evaluated before the |
| 3125 // arguments. This is different from ordinary calls, where the | 3118 // arguments. This is different from ordinary calls, where the |
| 3126 // actual function to call is resolved after the arguments have been | 3119 // actual function to call is resolved after the arguments have been |
| 3127 // evaluated. | 3120 // evaluated. |
| 3128 | 3121 |
| 3129 // Compute function to call and use the global object as the | 3122 // Compute function to call and use the global object as the |
| 3130 // receiver. There is no need to use the global proxy here because | 3123 // receiver. There is no need to use the global proxy here because |
| 3131 // it will always be replaced with a newly allocated object. | 3124 // it will always be replaced with a newly allocated object. |
| (...skipping 3136 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 6268 int CompareStub::MinorKey() { | 6261 int CompareStub::MinorKey() { |
| 6269 // Encode the two parameters in a unique 16 bit value. | 6262 // Encode the two parameters in a unique 16 bit value. |
| 6270 ASSERT(static_cast<unsigned>(cc_) >> 28 < (1 << 15)); | 6263 ASSERT(static_cast<unsigned>(cc_) >> 28 < (1 << 15)); |
| 6271 return (static_cast<unsigned>(cc_) >> 27) | (strict_ ? 1 : 0); | 6264 return (static_cast<unsigned>(cc_) >> 27) | (strict_ ? 1 : 0); |
| 6272 } | 6265 } |
| 6273 | 6266 |
| 6274 | 6267 |
| 6275 #undef __ | 6268 #undef __ |
| 6276 | 6269 |
| 6277 } } // namespace v8::internal | 6270 } } // namespace v8::internal |
| OLD | NEW |